<template>
	<div>
		<!-- 面包屑导航区域 -->
		<el-breadcrumb separator-class="el-icon-arrow-right">
			<el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
			<el-breadcrumb-item>商品管理</el-breadcrumb-item>
			<el-breadcrumb-item>商品列表</el-breadcrumb-item>
		</el-breadcrumb>

		<!-- 卡片视图区域 -->
		<el-card>
			<el-row :gutter="20">
				<el-col :span="8">
					<el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
						<el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
					</el-input>
				</el-col>
				<el-col :span="4">
					<el-button type="primary" @click="goAddpage">添加商品</el-button>
				</el-col>
			</el-row>

			<!-- table 表格区域 -->
			<el-table :data="goodslist" border stripe>
				<el-table-column type="index"></el-table-column>
				<el-table-column label="商品名称" prop="goods_name"></el-table-column>
				<el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
				<el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
				<el-table-column label="添加时间" prop="add_time" width="140px">
					<template slot-scope="scope">
						{{ scope.row.add_time | dateFormat }}
					</template>
				</el-table-column>
				<el-table-column label="操作" width="130px">
					<template slot-scope="scope">
						<el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
						<el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>
					</template>
				</el-table-column>
			</el-table>

			<!-- 分页区域 -->
			<el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="queryInfo.pagenum" :page-sizes="[5, 10, 15, 20]" :page-size="queryInfo.pagesize" layout="total, sizes, prev, pager, next, jumper" :total="total" background> </el-pagination>
		</el-card>
	</div>
</template>

<script>
export default {
	data() {
		return {
			// 查询参数对象
			queryInfo: {
				query: '',
				pagenum: 1,
				pagesize: 10
			},
			// 商品列表
			goodslist: [],
			// 总数据条数
			total: 0
		}
	},
	created() {
		this.getGoodsList()
	},
	methods: {
		//根据分页获取对应的商品列表
		async getGoodsList() {
			const { data: res } = await this.$http.get('goods', { params: this.queryInfo })

			if (res.meta.status !== 200) {
				return this.$message.error('获取商品列表失败!')
			}

			this.$message.success('获取商品列表成功! ')
			console.log(res.data)
			this.goodslist = res.data.goods
			this.total = res.data.total
		},
		handleSizeChange(newSize) {
			this.queryInfo.pagesize = newSize
			this.getGoodsList()
		},
		handleCurrentChange(newPage) {
			this.queryInfo.pagenum = newPage
			this.getGoodsList()
		},
		async removeById(id) {
			const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
				confirmButtonText: '确定',
				cancelButtonText: '取消',
				type: 'warning'
			}).catch(err => err)

			if (confirmResult !== 'confirm') {
				return this.$message.info('已经取消删除!')
			}

			const { data: res } = await this.$http.delete(`goods/${id}`)

			if (res.meta.status !== 200) {
				return this.$message.error('删除失败!')
			}

			this.$message.success('删除成功!')
			this.getGoodsList()
		},
		goAddpage() {
			this.$router.push('/goods/add')
		}
	}
}
</script>

<style lang="less" scoped></style>
